Twin T Notch Filter by TL082

This filter allows you to remove frequency band from a signal. In the example below, we’ll design a 50Hz notch filter. This allows us to remove the 50Hz hum picked up by, say, a microphone cord. Of course, it can be easily designed for 60Hz as well.

Read more original source:
http://www.hobby-electronics.info/projects/TwinTFilter.html

This entry was posted on Friday, June 27th, 2008 at 9:52 am and is filed under oscillator generator. You can follow any responses to this entry through the RSS 2.0 feed.